package br.org.abmnet.util;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.AnnotationConfiguration;
import org.hibernate.cfg.Configuration;

public class HibernateUtil {
    
    private static final SessionFactory session = buildSessionFactory();
    
    private static final SessionFactory buildSessionFactory(){
        try{
            Configuration cfg = new Configuration();
            cfg.configure("hibernate.cfg.xml");
            return cfg.buildSessionFactory();
        }catch(Throwable e){
            System.out.println("Não foi possível realizar a conexão!\n" + e);
            throw new ExceptionInInitializerError();
        }
    }
    
    public static SessionFactory getSession() {
        return session;
    }

    /*
    private static final SessionFactory sessionFactory;
    
    static {
        try {
            // Create the SessionFactory from standard (hibernate.cfg.xml) 
            // config file.
            sessionFactory = new AnnotationConfiguration().configure().buildSessionFactory();
        } catch (Throwable ex) {
            // Log the exception. 
            System.err.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }
      
    public static SessionFactory getSessionFactory() {
        return sessionFactory;
    }
    */
}
